.box{
    margin: auto;
    width: 1200px;
    padding-bottom: 25px;
    padding-top: 20px;
}
.select{
    padding-bottom: 30px;
}
.commodityDetails{
    width: 1200px;
    height: 720px;
    background-color: white;
}
footer{
    margin-top: 60px;
    width: 100%;
    background-color: white;
}
.select{
    width: 95px;
    height: 46px;
}
.select>span:nth-child(1){
    font-size: 18px;
    color: #666666;
}
.select>span:nth-child(2){
    font-size: 14px;
    color: #aaaaaa;
}
.up{
    margin: auto;
    width: 800px;
    padding: 40px 0 40px 0;
}
.up>div:nth-child(1){
    text-align: center;
    padding: 40px 0 40px 0;
}
.up>div>span{
    font-size: 12px;
    color: #666666;
    text-align: center;
}
.up>div:nth-child(2){
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
}
.up>div>div{
    width: 195px;
    height: 145px;
    text-align: center;
}
.up>div>div:nth-child(2){
    width: 154px;
}
.up>div>div>span{
    font-size: 14px;
    color: #999999;
}
.up>div>div>div{
    font-size: 16px;
    color: #000000;
    padding-bottom: 20px;
}
.below{
    height: 300px;
    padding-top:40px ;
    text-align: center;
}
.below>img{
    width: 1200px;
}